def test_state_data(self):
data = dict(text='FOO',
number=-1,
parent=MyEntityParent(),
children=[MyEntityChild()])
entity = MyEntity(**data)
# We don't want to test the required unit of work here.
uow = MagicMock()
self.assert_raises(ValueError, EntityState.get_state, entity)
entity.__everest__ = EntityState(entity, uow)
state_data = EntityState.get_state(entity).data
for attr, value in state_data.items():
if attr.resource_attr == 'number':
number_attr = attr
elif attr.resource_attr == 'parent':
parent_attr = attr
elif attr.resource_attr == 'parent_text':
parent_text_attr = attr
if attr.resource_attr in data:
self.assert_equal(value, data[attr.resource_attr])
new_number = -2
state_data[number_attr] = new_number
EntityState.get_state(entity).data = state_data
self.assert_equal(entity.number, new_number)
new_entity = MyEntity()
self.assert_not_equal(new_entity.number, new_number)
new_entity.__everest__ = EntityState(new_entity, uow)
EntityState.transfer_state_data(entity, new_entity)
self.assert_equal(new_entity.number, new_number)
# Make setting invalid attribute fail.
invalid_number_attr = terminal_attribute(str, 'grmbl')
del state_data[number_attr]
state_data[invalid_number_attr] = -2
with self.assert_raises(ValueError) as cm:
EntityState.get_state(entity).data = state_data
self.assert_true(cm.exception.args[0].startswith('Can not set'))
# Make set nested attribute fail.
entity.parent = None
del state_data[invalid_number_attr]
del state_data[parent_attr]
state_data[parent_text_attr] = 'FOO PARENT'
state = EntityState.get_state(entity)
self.assert_raises(AttributeError, setattr, state, 'data', state_data)
def test_state_data(self):
data = dict(text='FOO',
number=-1,
parent=MyEntityParent(),
children=[MyEntityChild()])
entity = MyEntity(**data)
# We don't want to test the required unit of work here.
uow = MagicMock()
self.assert_raises(ValueError, EntityState.get_state, entity)
entity.__everest__ = EntityState(entity, uow)
state_data = EntityState.get_state(entity).data
for attr, value in state_data.items():
if attr.resource_attr == 'number':
number_attr = attr
elif attr.resource_attr == 'parent':
parent_attr = attr
elif attr.resource_attr == 'parent_text':
parent_text_attr = attr
if attr.resource_attr in data:
self.assert_equal(value, data[attr.resource_attr])
new_number = -2
state_data[number_attr] = new_number
EntityState.get_state(entity).data = state_data
self.assert_equal(entity.number, new_number)
new_entity = MyEntity()
self.assert_not_equal(new_entity.number, new_number)
new_entity.__everest__ = EntityState(new_entity, uow)
EntityState.transfer_state_data(entity, new_entity)
self.assert_equal(new_entity.number, new_number)
# Make setting invalid attribute fail.
invalid_number_attr = terminal_attribute(str, 'grmbl')
del state_data[number_attr]
state_data[invalid_number_attr] = -2
with self.assert_raises(ValueError) as cm:
EntityState.get_state(entity).data = state_data
self.assert_true(cm.exception.args[0].startswith('Can not set'))
# Make set nested attribute fail.
entity.parent = None
del state_data[invalid_number_attr]
del state_data[parent_attr]
state_data[parent_text_attr] = 'FOO PARENT'
state = EntityState.get_state(entity)
self.assert_raises(AttributeError, setattr, state, 'data', state_data)
